A lovely hike from North Lake in Greene County is the site of the Catskill Mountain House. It was an enormous hotel--one of the great Mountain Houses of the Catskills. Read up on the history of the place before you go. It was destroyed by fire in the 1960s, but had been abandoned long before.
The view from there is...
This place is very quiet nestled in the woods. the owners personally check you in. The rooms are huge and excellent views. they have an onsite restaurant and a pub. few activities for kids too. all in all excellent